Plant raw material composition with anti-fatigue effect, preparation method, application and product thereof
A technology of plant raw materials and compositions, applied in the direction of medical preparations containing active ingredients, plant raw materials, drug combinations, etc., can solve problems such as unbalanced diet structure, easy to stimulate the nervous system, poor working environment, etc., and achieve the goal of reducing toxicity Risk, improve oxygen transport capacity, effect of convenience
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Embodiment 1
[0143] Weigh 1000kg of Rhodiola rosea medicinal material, crush it into a coarse powder, add 50% ethanol 4 times the amount of the crude drug to reflux extraction 4 times, each time for 2 hours, filter the extract, combine the filtrate, concentrate under reduced pressure, remove the solvent, and concentrate Spray-dried to obtain 325kg of Rhodiola rosea extract. Among them, the content of salidroside is 2.4%.
Embodiment 2
[0145] Weigh 1000kg of Rhodiola rosea medicinal material, crush it into a coarse powder, add 70% ethanol 4 times the amount of the crude drug to reflux extraction for 3 times, each time for 1 hour, filter the extract, combine the filtrate, concentrate under reduced pressure, remove the solvent, and concentrate Dry under reduced pressure to obtain 217kg of Rhodiola rosea extract. Among them, the content of salidroside is 0.8%.
Embodiment 3
[0147] Dilute the concentrated solution in Example 2 with an appropriate amount of water, elute with water and then with 60% ethanol through D101 macroporous resin balanced with water, concentrate under reduced pressure and recover the 60% ethanol eluate, the concentrated solution After drying under reduced pressure, 65.2 kg of dry extract was obtained, wherein the content of salidroside was 5.1%.
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